Vulnerability Description
ISC DHCP 4.1.x before 4.1-ESV-R7 and 4.2.x before 4.2.4-P2 allows remote attackers to cause a denial of service (daemon crash) in opportunistic circumstances by establishing an IPv6 lease in an environment where the lease expiration time is later reduced.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Isc | Dhcp | 4.1-esv |
| Debian | Debian Linux | 6.0 |
| Canonical | Ubuntu Linux | 10.04 |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2012-October/088882.htThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2012-September/086992.Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088220.Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2012-09/msg00088.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2012-09/msg00103.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2012-09/msg00105.htmlMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2013-0504.htmlThird Party Advisory
- http://secunia.com/advisories/51318Third Party Advisory
- http://security.gentoo.org/glsa/glsa-201301-06.xmlThird Party Advisory
- http://www.debian.org/security/2012/dsa-2551Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:153Third Party Advisory
- http://www.securityfocus.com/bid/55530Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id?1027528Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-1571-1Third Party Advisory
- https://blogs.oracle.com/sunsecurity/entry/cve_2012_3955_denial_ofThird Party Advisory
FAQ
What is CVE-2012-3955?
CVE-2012-3955 is a vulnerability with a CVSS score of 7.1 (HIGH). ISC DHCP 4.1.x before 4.1-ESV-R7 and 4.2.x before 4.2.4-P2 allows remote attackers to cause a denial of service (daemon crash) in opportunistic circumstances by establishing an IPv6 lease in an enviro...
How severe is CVE-2012-3955?
CVE-2012-3955 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-3955?
Check the references section above for vendor advisories and patch information. Affected products include: Isc Dhcp, Debian Debian Linux, Canonical Ubuntu Linux.